// pages/classic/classic.js
import {ClassicModel} from '../../models/classic.js'
import { LikeModel } from '../../models/like.js'
let classicModel = new ClassicModel()
let likeModel = new LikeModel()
Page({

  /**
   * 页面的初始数据
   */
  data: {
      classicData:null,
      latest:true,
      first:false,
      likeCount:0,
      likeStatus:false
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
      classicModel.getLatest((res)=>{
          console.log(res)
          this.setData({
              classicData:res,
              likeStatus:res.like_status,
              likeCount:res.fav_nums
          })
      })
  },
  onLike: function (event) {
      //console.log(event)
      let behavior = event.detail.behavior
      likeModel.like(behavior, this.data.classicData.id, this.data.classicData.type)
  },

  onNext: function (event) {
      this._updateClassic('next')
  },
  onPrevious: function (event) {
      this._updateClassic('previous')
  },

  _updateClassic:function(nextOrPrevious){
      let index = this.data.classicData.index
      classicModel.getClassic(index, nextOrPrevious, (res) => {

          this._getLikeStatus(res.id,res.type)

          this.setData({
              classicData: res,
              latest: classicModel.isLatest(res.index),
              first: classicModel.isFirst(res.index)
          })
      })
  },

  _getLikeStatus:function(artId,category){
        likeModel.getClassicLikeStatus(artId,category,(res)=>{
            this.setData({
                likeStatus:res.like_status,
                likeCount:res.fav_nums
            })
        })
  },

  

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function () {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {

  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function () {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function () {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {

  }
})